Parameter-Liste

The row number from the result that is being retrieved. Row numbers start at 0.

field

The name or offset of the field being retrieved. It
can be the field's offset, the field's name, or the field's table dot
field name (tablename.fieldname). If the column name has been aliased
('select foo as bar from...'), use the alias instead of the column name.
If undefined, the first field is retrieved.